refreshTriggerPullDistance property
The amount of overscroll the scrollable must be dragged to trigger a reload.
Must not be null, must be larger than 0.0 and larger than refreshIndicatorExtent. Defaults to 100px when not specified.
When overscrolled past this distance and pointer up , onRefresh will be called if not null and the builder will build in the RefreshIndicatorMode.refresh state.
Implementation
final double refreshTriggerPullDistance;